Portal 2 Co-op Course 3: Hard-Light Surfaces

Portal 2 Co-op Course 3: Hard-Light Surfaces is the third co-op course of Portal 2 and it mainly involves Hard Light Bridge puzzles.

Levels

 * Test Chamber 01
 * Test Chamber 02
 * Test Chamber 03
 * Test Chamber 04
 * Test Chamber 05
 * Test Chamber 06
 * Test Chamber 07
 * Test Chamber 08